ES2539939T3 - Production procedures of 1,2,3,3,3-pentafluoropropene - Google Patents

Production procedures of 1,2,3,3,3-pentafluoropropene Download PDF

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Publication number
ES2539939T3
ES2539939T3 ES07796389.0T ES07796389T ES2539939T3 ES 2539939 T3 ES2539939 T3 ES 2539939T3 ES 07796389 T ES07796389 T ES 07796389T ES 2539939 T3 ES2539939 T3 ES 2539939T3
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pentafluoropropene
production procedures
alumina
reaction
reacting
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Mario Joseph Nappa
Velliyur Nott Mallikarjuna Rao
Allen Capron Sievert
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EIDP Inc
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EI Du Pont de Nemours and Co
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02Materials undergoing a change of physical state when used
    • C09K5/04Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • C09K5/045Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/07Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/087Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/23Preparation of halogenated hydrocarbons by dehalogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/35Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/354Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by hydrogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/38Separation; Purification; Stabilisation; Use of additives
    • C07C17/383Separation; Purification; Stabilisation; Use of additives by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Un procedimiento para preparar 1,2,3,3,3-pentafluoropropeno, que comprende: hacer reaccionar CF3CClFCCl2F con H2 en una zona de reacción en presencia de un catalizador que comprende una cantidad catalíticamente efectiva de paladio soportado sobre un soporte seleccionado del grupo que consiste en alúmina, alúmina fluorada, fluoruro de aluminio y sus mezclas, para producir una mezcla de productos que comprende 1,2,3,3,3-pentafluoropropeno, en el que la relación en moles de H2 a CF3CClFCCl2F alimentados a la zona de reacción está entre 1:1 y 5:1.A process for preparing 1,2,3,3,3-pentafluoropropene, comprising: reacting CF3CClFCCl2F with H2 in a reaction zone in the presence of a catalyst comprising a catalytically effective amount of supported palladium on a support selected from the group that It consists of alumina, fluorinated alumina, aluminum fluoride and mixtures thereof, to produce a mixture of products comprising 1,2,3,3,3-pentafluoropropene, in which the mole ratio of H2 to CF3CClFCCl2F fed to the area of reaction is between 1: 1 and 5: 1.

Description

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Tabla 1 Table 1

T ºC T ºC
Relación molar H2/215bb/HF 1234yf 1243zf 263fb Z-1225ye E-1225ye 245eb Z- o E-1215yb E- o Z-1215yb 226ea 215bb Molar ratio H2 / 215bb / HF  1234yf 1243zf 263fb Z-1225ye E-1225ye 245eb Z- or E-1215yb E- or Z-1215yb 226ea 215bb

225225
2/1/4 2,6 ND 1,6 16,7 18,0 29,3 5,6 4,3 ND 13,2  2/1/4 2.6 ND 1.6 16.7 18.0  29.3 5.6 4.3 ND 13.2

250250
2/1/4 3,2 ND 1,8 21,4 20,9 20,5 8,5 6,6 ND 9,3  2/1/4 3.2 ND 1.8 21.4 20.9  20.5 8.5 6.6 ND 9.3

275275
2/1/4 3,1 2,5 2,1 44,6 10,5 14,8 5,9 4,5 ND 2,7  2/1/4 3.1 2.5 2.1 44.6 10.5  14.8 5.9 4,5 ND 2.7

300300
2/1/4 3,1 2,8 1,9 43,8 10,7 2,5 10,4 4,7 ND 2,3  2/1/4 3.1 2.8 1.9 43.8 10.7  2.5 10.4 4.7 ND 2.3

300300
4/1/8 16,3 0,1 7,9 28,8 7,3 24,7 ND ND ND ND  4/1/8 16.3 0.1 7.9 28.8 7.3  24.7 ND ND ND ND

300300
1/1/8 0,7 1,2 ND 16,0 4,4 ND 19,0 9,1 9,3 33,7  1/1/8 0.7 1.2 ND 16.0 4.4  ND 19.0 9.1 9.3 33.7

350350
1/1/8 0,7 1,2 ND 9,6 1,4 ND 13,8 6,1 21,3 29,4  1/1/8 0.7 1.2 ND 9.6 1.4  ND 13.8 6.1 21.3 29.4

350350
2/1/8 3,6 1,4 ND 28,5 8,8 ND 15,3 7,1 17,0 3,8  2/1/8 3.6 1.4 ND 28.5 8.8  ND 15.3 7.1 17.0 3.8

ND = no detectado ND = not detected

imagen8image8

Claims (1)

imagen1image 1
ES07796389.0T 2006-06-27 2007-06-22 Production procedures of 1,2,3,3,3-pentafluoropropene Active ES2539939T3 (en)

Applications Claiming Priority (3)

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US81664906P 2006-06-27 2006-06-27
US816649P 2006-06-27
PCT/US2007/014646 WO2008002501A2 (en) 2006-06-27 2007-06-22 1,2,3,3,3-pentafluoropropene production processes

Publications (1)

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ES2539939T3 true ES2539939T3 (en) 2015-07-07

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US (7) US8263816B2 (en)
EP (1) EP2043980B1 (en)
JP (1) JP5393454B2 (en)
CN (2) CN101479218B (en)
ES (1) ES2539939T3 (en)
WO (1) WO2008002501A2 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8766020B2 (en) 2008-07-31 2014-07-01 Honeywell International Inc. Process for producing 2,3,3,3-tetrafluoropropene
FI3336073T3 (en) * 2006-01-03 2023-01-31 Method for producing fluorinated organic compounds
CN101479218B (en) 2006-06-27 2013-08-21 纳幕尔杜邦公司 1,2,3,3,3-pentafluoropropene production processes
EP2046704A2 (en) 2006-06-27 2009-04-15 E.I. Du Pont De Nemours And Company Tetrafluoropropene production processes
US8377327B2 (en) 2006-06-27 2013-02-19 E I Du Pont De Nemours And Company Tetrafluoropropene production processes
JP5393453B2 (en) 2006-06-27 2014-01-22 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Method for producing tetrafluoropropene
EP4328213A3 (en) * 2006-10-27 2024-04-03 Honeywell International Inc. A high purity 2,3,3,3-tetrafluoropropene
TW200831446A (en) * 2006-11-15 2008-08-01 Du Pont Processes for producing pentafluoropropenes and certain azeotropes comprising HF and certain halopropenes of the formula C3HCIF4
GB0808836D0 (en) 2008-05-15 2008-06-18 Ineos Fluor Ltd Process
US8487145B2 (en) 2009-06-03 2013-07-16 E I De Pont De Nemours And Company Catalysts and process to manufacture 2,3,3,3-tetrafluoropropene
US7985884B2 (en) 2009-06-03 2011-07-26 E. I. Du Pont De Nemours And Company Process to manufacture 2,3,3,3-tetrafluoropropene
US9003797B2 (en) 2011-11-02 2015-04-14 E L Du Pont De Nemours And Company Use of compositions comprising 1,1,1,2,3-pentafluoropropane and optionally Z-1,1,1,4,4,4-hexafluoro-2-butene in power cycles
US20130104573A1 (en) 2011-11-02 2013-05-02 E I Du Pont De Nemours And Company Use of compositions comprising 1,1,1,2,3-pentafluoropropane and optionally z-1,1,1,4,4,4-hexafluoro-2-butene in chillers
US20130104575A1 (en) 2011-11-02 2013-05-02 E I Du Pont De Nemours And Company Use of compositions comprising 1,1,1,2,3-pentafluoropropane and optionally z-1,1,1,4,4,4-hexafluoro-2-butene in high temperature heat pumps
WO2013096426A1 (en) 2011-12-21 2013-06-27 E. I. Du Pont De Nemours And Company Use of e-1,1,1,4,4,5,5,5-octafluoro-2-pentene and optionally 1,1,1,2,3-pentafluoropropane in chillers
EP2794804A1 (en) 2011-12-21 2014-10-29 E. I. Du Pont de Nemours and Company Use of e-1,1,1,4,4,5,5,5-octafluoro-2-pentene and optionally 1,1,1,2,3-pentafluoropropane in high temperature heat pumps
EP2995668A1 (en) 2011-12-21 2016-03-16 E. I. du Pont de Nemours and Company Use of compositions comprising e-1,1,1,4,4,5,5,5-octafluoro-2-pentene in power cycles
EP4212500A1 (en) 2018-06-06 2023-07-19 Honeywell International Inc. Method for dehydrochlorination of hcfc-244bb to manufacture hfo-1234yf
JP7287965B2 (en) 2019-11-13 2023-06-06 フジアン ヨンジン テクノロジー カンパニー リミテッド A new synthetic method for 2,3,3,3-tetrafluoropropene (1234yf) and 2,3-dichloro-1,1,1-trifluoropropane (243db)

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437993A (en) 1946-07-12 1948-03-16 Du Pont Fluorination of acyclic olefinic compounds
US2466189A (en) 1946-07-12 1949-04-05 Du Pont Process for adding fluorine to acyclic olefinic compounds
GB938070A (en) * 1961-04-05 1963-09-25 Allied Chem New fluorination process
US4873381A (en) 1988-05-20 1989-10-10 E. I. Du Pont De Nemours And Company Hydrodehalogenation of CF3 CHClF in the presence of supported Pd
US5136113A (en) 1991-07-23 1992-08-04 E. I. Du Pont De Nemours And Company Catalytic hydrogenolysis
EP0726243A1 (en) * 1992-06-05 1996-08-14 Daikin Industries, Limited Method for manufacturing 1,1,1,2,3-pentafluoropropene and method for manufacturing 1,1,1,2,3-pentafluoropropane
JPH0687771A (en) 1992-09-04 1994-03-29 Daikin Ind Ltd Production of 1,1,1,2,3-pentafluoropropane
US5396000A (en) 1993-05-24 1995-03-07 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1,2,3,-pentafluoropropane
US5326914A (en) * 1993-05-27 1994-07-05 E. I. Du Pont De Nemours And Company Homogeneous catalytic hydrodechlorination of chlorocarbons
DE4343169A1 (en) 1993-12-17 1995-06-22 Solvay Deutschland Catalytic hydrodehalogenation of halogen-containing compounds from elements of the fourth main group
DK0775100T3 (en) 1994-08-08 2000-11-27 Ici Plc Process for the preparation of trifluoroethylene
US5523501A (en) 1994-12-22 1996-06-04 E. I. Du Pont De Nemours And Company Catalytic hydrogenolysis
FR2729136A1 (en) 1995-01-05 1996-07-12 Atochem Elf Sa Dehydrofluorination of fluoroalkane into fluoro:alkene
US6369284B1 (en) * 1997-01-31 2002-04-09 E. I. Du Pont De Nemours And Company Catalytic manufacture of pentafluoropropenes
US6031141A (en) 1997-08-25 2000-02-29 E. I. Du Pont De Nemours And Company Fluoroolefin manufacturing process
FR2768717B1 (en) * 1997-09-24 1999-11-12 Solvay PROCESS FOR SEPARATING HYDROGEN FLUORIDE FROM ITS MIXTURES WITH A HYDROFLUOROALCANE CONTAINING FROM 3 TO 6 CARBON ATOMS
WO1999062849A1 (en) * 1998-06-02 1999-12-09 E.I. Du Pont De Nemours And Company Process for the production of hexafluoropropylene from cc1f2cc1fcf3 and azeotropes of cc1f2cc1fcf3 with hf
US6124510A (en) 1998-07-21 2000-09-26 Elf Atochem North America, Inc. 1234ze preparation
US20020032356A1 (en) * 2000-07-14 2002-03-14 Gelblum Peter Gideon Synthesis of perfluoroolefins
WO2004018095A1 (en) * 2002-08-22 2004-03-04 E.I. Du Pont De Nemours And Company Nickel-substituted and mixed nickel-and-cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors
EP1539347B1 (en) * 2002-08-22 2012-06-27 E.I. Du Pont De Nemours And Company Cobalt substituted chromium oxide compositions, their preparation and their use as catalysts and catalyst precursors
US20040089839A1 (en) * 2002-10-25 2004-05-13 Honeywell International, Inc. Fluorinated alkene refrigerant compositions
US7230146B2 (en) 2003-10-27 2007-06-12 Honeywell International Inc. Process for producing fluoropropenes
US7279451B2 (en) 2002-10-25 2007-10-09 Honeywell International Inc. Compositions containing fluorine substituted olefins
WO2005037742A1 (en) * 2003-10-14 2005-04-28 E.I. Dupont De Nemours And Company Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and at least one of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane
CA2539936C (en) * 2003-10-14 2012-10-02 E.I. Du Pont De Nemours And Company Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane
MXPA06012466A (en) 2004-04-29 2007-01-31 Honeywell Int Inc Processes for synthesis of 1,3,3,3-tetrafluoropropene and 2,3,3,3-tetrafluoropropene.
JP4864879B2 (en) 2004-04-29 2012-02-01 ハネウェル・インターナショナル・インコーポレーテッド Method for synthesizing 1,3,3,3-tetrafluoropropene
US7897823B2 (en) 2004-10-29 2011-03-01 E. I. Du Pont De Nemours And Company Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes
US20060243945A1 (en) * 2005-03-04 2006-11-02 Minor Barbara H Compositions comprising a fluoroolefin
US8017817B2 (en) * 2005-08-05 2011-09-13 E.I. Du Pont De Nemours And Company Process for the preparation of 1,1,3,3,3-pentafluoropropene and 1,2,3,3,3-pentafluoropropene
WO2007019353A1 (en) * 2005-08-05 2007-02-15 E. I. Du Pont De Nemours And Company Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane
WO2007019355A1 (en) 2005-08-05 2007-02-15 E. I. Du Pont De Nemours And Company Process for the preparation of 1,3,3,3-tetrafluoropropene and/or 2,3,3,3-tetrafluoropropene
US7388117B2 (en) * 2005-11-01 2008-06-17 E.I. Du Pont De Nemours And Company Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof
US7476771B2 (en) 2005-11-01 2009-01-13 E.I. Du Pont De Nemours + Company Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof
US7423188B2 (en) 2005-11-01 2008-09-09 E. I. Du Pont De Nemours And Company Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof
US7560602B2 (en) 2005-11-03 2009-07-14 Honeywell International Inc. Process for manufacture of fluorinated olefins
CN101479218B (en) 2006-06-27 2013-08-21 纳幕尔杜邦公司 1,2,3,3,3-pentafluoropropene production processes
EP2046704A2 (en) 2006-06-27 2009-04-15 E.I. Du Pont De Nemours And Company Tetrafluoropropene production processes
JP5393453B2 (en) 2006-06-27 2014-01-22 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Method for producing tetrafluoropropene
KR101394583B1 (en) 2006-10-03 2014-05-12 멕시켐 아만코 홀딩 에스.에이. 데 씨.브이. Dehydrogenationhalogenation process for the production of C3-C6(hydro)fluoroalkenes
TW200838835A (en) * 2006-11-15 2008-10-01 Du Pont Processes for producing pentafluoropropenes and azeotropes comprising HF and certain halopropenes of the formula C3CI2F4, C3CIF5, or C3HF5
FR2948362B1 (en) * 2009-07-23 2012-03-23 Arkema France PROCESS FOR THE PREPARATION OF FLUORINATED COMPOUNDS
BR112021022059A2 (en) * 2018-10-26 2021-12-28 Chemours Co Fc Llc Fluoropropene compositions, methods of producing a mixture and cooling, processes for transferring heat, for treating a surface and for forming a composition, refrigeration system, refrigeration apparatus, use of the fluoropropene composition and method for replacing a soda

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CN103396288B (en) 2016-12-28
WO2008002501A3 (en) 2008-03-20
CN103396288A (en) 2013-11-20
US11912923B2 (en) 2024-02-27
EP2043980A2 (en) 2009-04-08
WO2008002501A2 (en) 2008-01-03
JP5393454B2 (en) 2014-01-22
EP2043980B1 (en) 2015-04-29
US11708516B2 (en) 2023-07-25
CN101479218A (en) 2009-07-08
JP2009542652A (en) 2009-12-03
CN101479218B (en) 2013-08-21
US11053421B2 (en) 2021-07-06
US20210292627A1 (en) 2021-09-23
US20240076536A1 (en) 2024-03-07
US20190322917A1 (en) 2019-10-24
US20230313012A1 (en) 2023-10-05
US20090264690A1 (en) 2009-10-22
US10392545B2 (en) 2019-08-27
US20120267567A1 (en) 2012-10-25
US20140034870A1 (en) 2014-02-06
US8263816B2 (en) 2012-09-11

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